题目内容
| 混合运算. 735÷15×12 |
3500-65×36 | (706+256)÷37 |
| 860-640÷40 | 18405-(3926+1598) | 702÷(156-78) |
分析:(1)按照从左向右的顺序进行计算;
(2)先算乘法,再算减法;
(3)先算加法,再算除法;
(4)先算除法,再算减法;
(5)先算加法,再算减法;
(6)先算减法,再算除法.
(2)先算乘法,再算减法;
(3)先算加法,再算除法;
(4)先算除法,再算减法;
(5)先算加法,再算减法;
(6)先算减法,再算除法.
解答:解:(1)735÷15×12
=49×12
=588;
(2)3500-65×36
=3500-2340
=1160;
(3)(706+256)÷37
=962÷37
=26;
(4)860-640÷40
=860-16
=844;
(5)18405-(3926+1598)
=18405-5524
=12881;
(6)702÷(156-78)
=702÷78
=9.
=49×12
=588;
(2)3500-65×36
=3500-2340
=1160;
(3)(706+256)÷37
=962÷37
=26;
(4)860-640÷40
=860-16
=844;
(5)18405-(3926+1598)
=18405-5524
=12881;
(6)702÷(156-78)
=702÷78
=9.
点评:考查了整数四则混合运算,先弄清运算顺序,然后再进一步计算.
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